code: def value(self) -> Dict[str, float]:
      # return self.metric.finalize()
      # HACK: Return single item from dict
      logs = self.metric.finalize()
      return next(iter(logs.values()))
  
file_path: icevision/icevision/engines/fastai/adapters/fastai_metric_adapter.py
imports: from icevision.imports import *
  from icevision.metrics import Metric
  from icevision.engines.fastai.imports import *
label_desc: Use image node_id 4 for calling the FastaiMetricAdapter obj's underlying member method code with example usage: obj.value() and returns: next